[INFO] cloning repository https://github.com/davidrhodus/packet-delay-variation-measurement
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/davidrhodus/packet-delay-variation-measurement" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidrhodus%2Fpacket-delay-variation-measurement", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidrhodus%2Fpacket-delay-variation-measurement'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c9637c5469695e8c179fe162f74589a744bd6111
[INFO] testing davidrhodus/packet-delay-variation-measurement against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidrhodus%2Fpacket-delay-variation-measurement" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/davidrhodus/packet-delay-variation-measurement
[INFO] finished tweaking git repo https://github.com/davidrhodus/packet-delay-variation-measurement
[INFO] tweaked toml for git repo https://github.com/davidrhodus/packet-delay-variation-measurement written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/davidrhodus/packet-delay-variation-measurement on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/davidrhodus/packet-delay-variation-measurement already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded custom_derive v0.1.7
[INFO] [stderr]   Downloaded ntp v0.5.0
[INFO] [stderr]   Downloaded log v0.3.9
[INFO] [stderr]   Downloaded conv v0.3.3
[INFO] [stderr]   Downloaded libc v0.2.161
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d285987dac3fb03e3a375153cd2f299543850274dad550eabb55c3c8cff05241
[INFO] running `Command { std: "docker" "start" "-a" "d285987dac3fb03e3a375153cd2f299543850274dad550eabb55c3c8cff05241", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d285987dac3fb03e3a375153cd2f299543850274dad550eabb55c3c8cff05241", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d285987dac3fb03e3a375153cd2f299543850274dad550eabb55c3c8cff05241", kill_on_drop: false }`
[INFO] [stdout] d285987dac3fb03e3a375153cd2f299543850274dad550eabb55c3c8cff05241
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca24d9c8d07969d104076e3227f1731d943040cc4fa6a3fa22851ba0b29ef7ad
[INFO] running `Command { std: "docker" "start" "-a" "ca24d9c8d07969d104076e3227f1731d943040cc4fa6a3fa22851ba0b29ef7ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.161
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling custom_derive v0.1.7
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling conv v0.3.3
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling ntp v0.5.0
[INFO] [stderr]    Compiling PDV2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `last_arrival_time` is assigned to, but never used
[INFO] [stdout]   --> src/bin/server.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let mut last_arrival_time: Option<SystemTime> = None;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_last_arrival_time` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `last_arrival_time` is never read
[INFO] [stdout]   --> src/bin/server.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         last_arrival_time = Some(SystemTime::now());
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SystemTime` and `UNIX_EPOCH`
[INFO] [stdout]  --> src/bin/client.rs:3:27
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::time::{Duration, SystemTime, UNIX_EPOCH};
[INFO] [stdout]   |                           ^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.45s
[INFO] running `Command { std: "docker" "inspect" "ca24d9c8d07969d104076e3227f1731d943040cc4fa6a3fa22851ba0b29ef7ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca24d9c8d07969d104076e3227f1731d943040cc4fa6a3fa22851ba0b29ef7ad", kill_on_drop: false }`
[INFO] [stdout] ca24d9c8d07969d104076e3227f1731d943040cc4fa6a3fa22851ba0b29ef7ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c90b21744f6f898068c1eb18b60b452fe5c77499ff68a411a4623faa1989a069
[INFO] running `Command { std: "docker" "start" "-a" "c90b21744f6f898068c1eb18b60b452fe5c77499ff68a411a4623faa1989a069", kill_on_drop: false }`
[INFO] [stderr]    Compiling PDV2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `SystemTime` and `UNIX_EPOCH`
[INFO] [stdout]  --> src/bin/client.rs:3:27
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::time::{Duration, SystemTime, UNIX_EPOCH};
[INFO] [stdout]   |                           ^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `last_arrival_time` is assigned to, but never used
[INFO] [stdout]   --> src/bin/server.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let mut last_arrival_time: Option<SystemTime> = None;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_last_arrival_time` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `last_arrival_time` is never read
[INFO] [stdout]   --> src/bin/server.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         last_arrival_time = Some(SystemTime::now());
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "c90b21744f6f898068c1eb18b60b452fe5c77499ff68a411a4623faa1989a069", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c90b21744f6f898068c1eb18b60b452fe5c77499ff68a411a4623faa1989a069", kill_on_drop: false }`
[INFO] [stdout] c90b21744f6f898068c1eb18b60b452fe5c77499ff68a411a4623faa1989a069
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] be377786fc2ec67d7050ad0970004691d0dffb8d4c0bc4b397e694b68acd04a0
[INFO] running `Command { std: "docker" "start" "-a" "be377786fc2ec67d7050ad0970004691d0dffb8d4c0bc4b397e694b68acd04a0", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `SystemTime` and `UNIX_EPOCH`
[INFO] [stderr]  --> src/bin/client.rs:3:27
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::time::{Duration, SystemTime, UNIX_EPOCH};
[INFO] [stderr]   |                           ^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `last_arrival_time` is assigned to, but never used
[INFO] [stderr]   --> src/bin/server.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let mut last_arrival_time: Option<SystemTime> = None;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: consider using `_last_arrival_time` instead
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `last_arrival_time` is never read
[INFO] [stderr]   --> src/bin/server.rs:42:9
[INFO] [stderr]    |
[INFO] [stderr] 42 |         last_arrival_time = Some(SystemTime::now());
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `PDV2` (bin "client" test) generated 1 warning (run `cargo fix --bin "client" -p PDV2 --tests` to apply 1 suggestion)
[INFO] [stderr] warning: `PDV2` (bin "server" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/PDV2-87c1fe94d336a825)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/client.rs (/opt/rustwide/target/debug/deps/client-de1045af90a01808)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/server.rs (/opt/rustwide/target/debug/deps/server-2cd6429edef2179c)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "be377786fc2ec67d7050ad0970004691d0dffb8d4c0bc4b397e694b68acd04a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be377786fc2ec67d7050ad0970004691d0dffb8d4c0bc4b397e694b68acd04a0", kill_on_drop: false }`
[INFO] [stdout] be377786fc2ec67d7050ad0970004691d0dffb8d4c0bc4b397e694b68acd04a0